Home / 277,014.81-382,424.98-196,634.36

Finding the Fourth Proportional to 277,014.81, 382,424.98 and 196,634.36

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Solution

The fourth proportional to 277,014.81, 382,424.98 and 196,634.36 is: 271,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,014.81 : 382,424.98 = 196,634.36 : x
  2. Step 2: Convert to fraction form
    277,014.81/382,424.98 = 196,634.36/x
  3. Step 3: Cross multiply
    277,014.81x = 382,424.98 × 196,634.36
  4. Step 4: Simplify right side
    277,014.81x = 75,197,890,207.14
  5. Step 5: Solve for x
    x = 75,197,890,207.14/277,014.81
  6. Step 6: Final answer
    x = 271,458.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.